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ti-soc-thermal: request temperature periodically if hw can't do that itself

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When periodic mode is not enabled, it is neccessary to force reads.

Signed-off-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
This commit is contained in:
Pavel Machek 2015-03-24 23:20:21 +01:00 committed by Eduardo Valentin
parent a4296d19b5
commit 95d079ef67
1 changed files with 8 additions and 0 deletions
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8
drivers/thermal/ti-soc-thermal/ti-bandgap.c
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@ -43,6 +43,8 @@
#include "ti-bandgap.h"
static int ti_bandgap_force_single_read(struct ti_bandgap *bgp, int id);
/*** Helper functions to access registers and their bitfields ***/
/**
@ -829,6 +831,12 @@ int ti_bandgap_read_temperature(struct ti_bandgap *bgp, int id,
if (ret)
return ret;
if (!TI_BANDGAP_HAS(bgp, MODE_CONFIG)) {
ret = ti_bandgap_force_single_read(bgp, id);
if (ret)
return ret;
}
spin_lock(&bgp->lock);
temp = ti_bandgap_read_temp(bgp, id);
spin_unlock(&bgp->lock);